[PATCH] drm/amd/powerplay: support custom power profile setting

Quan, Evan Evan.Quan at amd.com
Tue Dec 24 03:06:01 UTC 2019



> -----Original Message-----
> From: Alex Deucher <alexdeucher at gmail.com>
> Sent: Tuesday, December 24, 2019 3:35 AM
> To: Quan, Evan <Evan.Quan at amd.com>
> Cc: amd-gfx list <amd-gfx at lists.freedesktop.org>
> Subject: Re: [PATCH] drm/amd/powerplay: support custom power profile
> setting
> 
> On Mon, Dec 23, 2019 at 3:05 AM Evan Quan <evan.quan at amd.com> wrote:
> >
> > Support custom power profile mode settings on Arcturus.
> >
> > Change-Id: Id14f9a1cced41433b7487f447c452f8852964891
> > Signed-off-by: Evan Quan <evan.quan at amd.com>
> > ---
> >  drivers/gpu/drm/amd/powerplay/arcturus_ppt.c  | 132
> +++++++++++++++++-
> >  .../powerplay/inc/smu11_driver_if_arcturus.h  |   6 +-
> >  2 files changed, 128 insertions(+), 10 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
> > b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
> > index 9610b9b8a54c..043ac2ab0496 100644
> > --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
> > +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
> > @@ -179,6 +179,7 @@ static struct smu_11_0_cmn2aisc_mapping
> arcturus_table_map[SMU_TABLE_COUNT] = {
> >         TAB_MAP(DRIVER_SMU_CONFIG),
> >         TAB_MAP(OVERDRIVE),
> >         TAB_MAP(I2C_COMMANDS),
> > +       TAB_MAP(ACTIVITY_MONITOR_COEFF),
> >  };
> >
> >  static struct smu_11_0_cmn2aisc_mapping
> > arcturus_pwr_src_map[SMU_POWER_SOURCE_COUNT] = { @@ -302,6
> +303,10 @@ static int arcturus_tables_init(struct smu_context *smu, struct
> smu_table *table
> >         SMU_TABLE_INIT(tables, SMU_TABLE_I2C_COMMANDS,
> sizeof(SwI2cRequest_t),
> >                                PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM);
> >
> > +       SMU_TABLE_INIT(tables, SMU_TABLE_ACTIVITY_MONITOR_COEFF,
> > +                      sizeof(DpmActivityMonitorCoeffInt_t), PAGE_SIZE,
> > +                      AMDGPU_GEM_DOMAIN_VRAM);
> > +
> 
> Is freeing this handled properly?  Assuming that is ok, the patch is:
> Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
[Quan, Evan] Yes, that is well handled. smu_fini_fb_allocations() is responsible for reclaiming all the tables.
> 
> >         smu_table->metrics_table = kzalloc(sizeof(SmuMetrics_t), GFP_KERNEL);
> >         if (!smu_table->metrics_table)
> >                 return -ENOMEM;
> > @@ -1314,6 +1319,7 @@ static int arcturus_get_power_limit(struct
> > smu_context *smu,  static int arcturus_get_power_profile_mode(struct
> smu_context *smu,
> >                                            char *buf)  {
> > +       DpmActivityMonitorCoeffInt_t activity_monitor;
> >         static const char *profile_name[] = {
> >                                         "BOOTUP_DEFAULT",
> >                                         "3D_FULL_SCREEN", @@ -1323,14
> > +1329,35 @@ static int arcturus_get_power_profile_mode(struct
> smu_context *smu,
> >                                         "COMPUTE",
> >                                         "CUSTOM"};
> >         static const char *title[] = {
> > -                       "PROFILE_INDEX(NAME)"};
> > +                       "PROFILE_INDEX(NAME)",
> > +                       "CLOCK_TYPE(NAME)",
> > +                       "FPS",
> > +                       "UseRlcBusy",
> > +                       "MinActiveFreqType",
> > +                       "MinActiveFreq",
> > +                       "BoosterFreqType",
> > +                       "BoosterFreq",
> > +                       "PD_Data_limit_c",
> > +                       "PD_Data_error_coeff",
> > +                       "PD_Data_error_rate_coeff"};
> >         uint32_t i, size = 0;
> >         int16_t workload_type = 0;
> > +       int result = 0;
> > +       uint32_t smu_version;
> >
> > -       if (!smu->pm_enabled || !buf)
> > +       if (!buf)
> >                 return -EINVAL;
> >
> > -       size += sprintf(buf + size, "%16s\n",
> > +       result = smu_get_smc_version(smu, NULL, &smu_version);
> > +       if (result)
> > +               return result;
> > +
> > +       if (smu_version >= 0x360d00)
> > +               size += sprintf(buf + size, "%16s %s %s %s %s %s %s %s %s %s %s\n",
> > +                       title[0], title[1], title[2], title[3], title[4], title[5],
> > +                       title[6], title[7], title[8], title[9], title[10]);
> > +       else
> > +               size += sprintf(buf + size, "%16s\n",
> >                         title[0]);
> >
> >         for (i = 0; i <= PP_SMC_POWER_PROFILE_CUSTOM; i++) { @@
> > -1342,8 +1369,50 @@ static int arcturus_get_power_profile_mode(struct
> smu_context *smu,
> >                 if (workload_type < 0)
> >                         continue;
> >
> > +               if (smu_version >= 0x360d00) {
> > +                       result = smu_update_table(smu,
> > +                                                 SMU_TABLE_ACTIVITY_MONITOR_COEFF,
> > +                                                 workload_type,
> > +                                                 (void *)(&activity_monitor),
> > +                                                 false);
> > +                       if (result) {
> > +                               pr_err("[%s] Failed to get activity monitor!", __func__);
> > +                               return result;
> > +                       }
> > +               }
> > +
> >                 size += sprintf(buf + size, "%2d %14s%s\n",
> >                         i, profile_name[i], (i ==
> > smu->power_profile_mode) ? "*" : " ");
> > +
> > +               if (smu_version >= 0x360d00) {
> > +                       size += sprintf(buf + size,
> "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
> > +                               " ",
> > +                               0,
> > +                               "GFXCLK",
> > +                               activity_monitor.Gfx_FPS,
> > +                               activity_monitor.Gfx_UseRlcBusy,
> > +                               activity_monitor.Gfx_MinActiveFreqType,
> > +                               activity_monitor.Gfx_MinActiveFreq,
> > +                               activity_monitor.Gfx_BoosterFreqType,
> > +                               activity_monitor.Gfx_BoosterFreq,
> > +                               activity_monitor.Gfx_PD_Data_limit_c,
> > +                               activity_monitor.Gfx_PD_Data_error_coeff,
> > +
> > + activity_monitor.Gfx_PD_Data_error_rate_coeff);
> > +
> > +                       size += sprintf(buf + size,
> "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
> > +                               " ",
> > +                               1,
> > +                               "UCLK",
> > +                               activity_monitor.Mem_FPS,
> > +                               activity_monitor.Mem_UseRlcBusy,
> > +                               activity_monitor.Mem_MinActiveFreqType,
> > +                               activity_monitor.Mem_MinActiveFreq,
> > +                               activity_monitor.Mem_BoosterFreqType,
> > +                               activity_monitor.Mem_BoosterFreq,
> > +                               activity_monitor.Mem_PD_Data_limit_c,
> > +                               activity_monitor.Mem_PD_Data_error_coeff,
> > +                               activity_monitor.Mem_PD_Data_error_rate_coeff);
> > +               }
> >         }
> >
> >         return size;
> > @@ -1353,18 +1422,69 @@ static int
> arcturus_set_power_profile_mode(struct smu_context *smu,
> >                                            long *input,
> >                                            uint32_t size)  {
> > +       DpmActivityMonitorCoeffInt_t activity_monitor;
> >         int workload_type = 0;
> >         uint32_t profile_mode = input[size];
> >         int ret = 0;
> > -
> > -       if (!smu->pm_enabled)
> > -               return -EINVAL;
> > +       uint32_t smu_version;
> >
> >         if (profile_mode > PP_SMC_POWER_PROFILE_CUSTOM) {
> >                 pr_err("Invalid power profile mode %d\n", profile_mode);
> >                 return -EINVAL;
> >         }
> >
> > +       ret = smu_get_smc_version(smu, NULL, &smu_version);
> > +       if (ret)
> > +               return ret;
> > +
> > +       if ((profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) &&
> > +            (smu_version >=0x360d00)) {
> > +               ret = smu_update_table(smu,
> > +                                      SMU_TABLE_ACTIVITY_MONITOR_COEFF,
> > +                                      WORKLOAD_PPLIB_CUSTOM_BIT,
> > +                                      (void *)(&activity_monitor),
> > +                                      false);
> > +               if (ret) {
> > +                       pr_err("[%s] Failed to get activity monitor!", __func__);
> > +                       return ret;
> > +               }
> > +
> > +               switch (input[0]) {
> > +               case 0: /* Gfxclk */
> > +                       activity_monitor.Gfx_FPS = input[1];
> > +                       activity_monitor.Gfx_UseRlcBusy = input[2];
> > +                       activity_monitor.Gfx_MinActiveFreqType = input[3];
> > +                       activity_monitor.Gfx_MinActiveFreq = input[4];
> > +                       activity_monitor.Gfx_BoosterFreqType = input[5];
> > +                       activity_monitor.Gfx_BoosterFreq = input[6];
> > +                       activity_monitor.Gfx_PD_Data_limit_c = input[7];
> > +                       activity_monitor.Gfx_PD_Data_error_coeff = input[8];
> > +                       activity_monitor.Gfx_PD_Data_error_rate_coeff = input[9];
> > +                       break;
> > +               case 1: /* Uclk */
> > +                       activity_monitor.Mem_FPS = input[1];
> > +                       activity_monitor.Mem_UseRlcBusy = input[2];
> > +                       activity_monitor.Mem_MinActiveFreqType = input[3];
> > +                       activity_monitor.Mem_MinActiveFreq = input[4];
> > +                       activity_monitor.Mem_BoosterFreqType = input[5];
> > +                       activity_monitor.Mem_BoosterFreq = input[6];
> > +                       activity_monitor.Mem_PD_Data_limit_c = input[7];
> > +                       activity_monitor.Mem_PD_Data_error_coeff = input[8];
> > +                       activity_monitor.Mem_PD_Data_error_rate_coeff = input[9];
> > +                       break;
> > +               }
> > +
> > +               ret = smu_update_table(smu,
> > +                                      SMU_TABLE_ACTIVITY_MONITOR_COEFF,
> > +                                      WORKLOAD_PPLIB_CUSTOM_BIT,
> > +                                      (void *)(&activity_monitor),
> > +                                      true);
> > +               if (ret) {
> > +                       pr_err("[%s] Failed to set activity monitor!", __func__);
> > +                       return ret;
> > +               }
> > +       }
> > +
> >         /*
> >          * Conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT
> >          * Not all profile modes are supported on arcturus.
> > diff --git
> > a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h
> > b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h
> > index a886f0644d24..910226ec512e 100644
> > --- a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h
> > +++ b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h
> > @@ -823,7 +823,6 @@ typedef struct {
> >    uint32_t MmHubPadding[8]; // SMU internal use  }
> > AvfsFuseOverride_t;
> >
> > -/* NOT CURRENTLY USED
> >  typedef struct {
> >    uint8_t   Gfx_ActiveHystLimit;
> >    uint8_t   Gfx_IdleHystLimit;
> > @@ -866,7 +865,6 @@ typedef struct {
> >
> >    uint32_t  MmHubPadding[8]; // SMU internal use  }
> > DpmActivityMonitorCoeffInt_t; -*/
> >
> >  // These defines are used with the following messages:
> >  // SMC_MSG_TransferTableDram2Smu
> > @@ -878,11 +876,11 @@ typedef struct {
> >  #define TABLE_PMSTATUSLOG             4
> >  #define TABLE_SMU_METRICS             5
> >  #define TABLE_DRIVER_SMU_CONFIG       6
> > -//#define TABLE_ACTIVITY_MONITOR_COEFF  7
> >  #define TABLE_OVERDRIVE               7
> >  #define TABLE_WAFL_XGMI_TOPOLOGY      8
> >  #define TABLE_I2C_COMMANDS            9
> > -#define TABLE_COUNT                   10
> > +#define TABLE_ACTIVITY_MONITOR_COEFF  10
> > +#define TABLE_COUNT                   11
> >
> >  // These defines are used with the SMC_MSG_SetUclkFastSwitch message.
> >  typedef enum {
> > --
> > 2.24.0
> >
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